documentations:

- added comments
- documented marker struct functions

src/BGS/ch/code_2270.c

@@ -282,7 +282,7 @@ void func_80389080(Actor *this){
     sp3C = time_getDelta();
     if(!this->unk16C_4){
         this->unk16C_4 = 1;
-        this->marker->unk30 = func_80388FC0;
+        this->marker->actorFreeFunc = func_80388FC0;
         marker_setCollisionScripts(this->marker, func_80388E44, NULL, NULL);
         
         unqPtr->unk0 = 0;

src/BGS/ch/mrvile.c

@@ -339,7 +339,7 @@ void chvile_update(Actor *this) {
     local = (ActorLocal_MrVile *)&this->local;
     if (!this->unk16C_4) {
         this->unk16C_4 = TRUE;
-        this->marker->unk30 = chvile_free;
+        this->marker->actorFreeFunc = chvile_free;
         local->unk0 = 0;
         local->unk4 = assetcache_get(0x3F6);
         local->game_marker = NULL;

src/BGS/code_3420.c

@@ -626,7 +626,7 @@ void chvilegame_update(Actor *this) {
     local = (ActorLocal_BGS_3420 *)&this->local;
     if (!this->unk16C_4) {
         this->unk16C_4 = TRUE;
-        this->marker->unk30 = &chvilegame_free;
+        this->marker->actorFreeFunc = &chvilegame_free;
         local->game_pieces = vector_new(sizeof(struct vilegame_piece), 0x20);
         local->grumblie_model_bin = assetcache_get(0x3F7);
         local->unkC = 0;